4列数据取前两列 小记

import time
import os
import math
import sys
import os,os.path,shutil
import numpy as np
import re

txtPath = 'F:/project/Breast/InBreast/INBreast/AllTXTxd/'
txtType = 'txt'
txtLists = os.listdir(txtPath) #列出文件夹下所有的目录与文件
print(txtLists)

# Read the points(before 11:30,712)
# Convert points to digital form(before 2:30,712)
# Obtain the right batch(before 5.00, 712)
for filename in txtLists:
    with open(txtPath + filename, 'r') as file:
        lines = file.readlines()
        dataset = [[] for i in range(len(lines))]
        for i in range(len(dataset)):
            dataset[i][:] = (item for item in lines[i].strip().split(','))  # 逐行读取数据
        print("dateset:", dataset)
        # print(type(dataset[0][0]))
        # print(dataset.__sizeof__())
        u = np.array(dataset)
        for i in range(u.shape[0]):
            # print(u[i,0][0])
            findNumber = u[i,0].find(" ")
            # print(findNumber)
            x = round(float(u[i, 0][0:findNumber]))
            findNumber1 = u[i, 0][findNumber+1:].find(" ")
            y = round(float(u[i, 0][findNumber+1: findNumber + findNumber1]))
            print(x,y)
原文地址:https://www.cnblogs.com/ziytong/p/11190508.html